Prime Minister Manmohan Singh will have a series of meetings with world leaders,including his Canadian counterpart Stephen Harper,on the sidelines of G-20 summit,officials said. Singh,who is scheduled to arrive at the Pearson International Airport here this evening,will meet Harper later today to discuss regional and global issues of shared interests,officials said. He would also have separate meetings with US President Barack Obama,British Prime Minister David Cameron,French President Nicolas Sarkozy and Japan's Prime Minister Naoto Ka. Singh is also scheduled to meet the leaders of the BRIC countries - Brazil,Russia and China. Apart from Civil Nuclear Energy Cooperation Agreement,India and Canada are expected to sign an MOU for Cooperation in Mining,an MOU for Cooperation in Higher Education,an MOU for Cooperation in Culture and a Social Security Agreement,the sources said.